Today, in Sessions v. Dimaya, the Supreme Court held in a long-awaited, 5-4 opinion that the residual clause definition of a “crime of violence” incorporated by the Immigration and Nationality Act (INA), 18 U.S.C. § 16(b), is unconstitutionally vague. Justice Kagan wrote the majority opinion, which Justice Gorsuch joined in relevant parts while also writing an opinion concurring in part and concurring in the judgment. The opinions are available here. We will try to provide a deeper account of Dimaya in the near future. In the meantime, here is a quick summary of the majority opinion and a take on its implications.
The INA makes non-citizens removable, and ineligible for cancellation of removal, if they have been convicted of an “aggravated felony” after entering the United States. 8 U.S.C. §§ 1227(a)(2)(3), 1229(b)(a)(3), (b)(1)(C). The Act defines “aggravated felony” to include a “crime of violence” as defined under 18 …